Home / 237,940.20-328,384.92-142,446.84

Finding the Fourth Proportional to 237,940.20, 328,384.92 and 142,446.84

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Solution

The fourth proportional to 237,940.20, 328,384.92 and 142,446.84 is: 196,593.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,940.20 : 328,384.92 = 142,446.84 : x
  2. Step 2: Convert to fraction form
    237,940.20/328,384.92 = 142,446.84/x
  3. Step 3: Cross multiply
    237,940.20x = 328,384.92 × 142,446.84
  4. Step 4: Simplify right side
    237,940.20x = 46,777,394,157.65
  5. Step 5: Solve for x
    x = 46,777,394,157.65/237,940.20
  6. Step 6: Final answer
    x = 196,593.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.